The USGS serves the Nation by providing reliable scientific information to describe and understand the Earth; minimize loss of life and property from natural disasters; manage water, biological, energy, and mineral resources; and enhance and protect
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Western Excelsior Corp.
Western Excelsior Corp. is a manufacturer of rolled erosion control products and sediment retention devices. They also have their own design software. Visit Western Excelsior Corp.
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Limitstate:GEO
LimitState:GEO is truly unique software which allows users to easily and rapidly analyse geotechnical stability problems of almost any type – including combined problems simultaneously involving slope stability, retaining walls, footings and tunnels. Visit Limitstate:GEO
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Geotehnic Student
A group for geotechnical students in Iran Visit Geotehnic Student